The 2 Day Diet is one of the 28 diet pills that the FDA has recently issued a safety warning for. The 2 Day Diet, which might also be known as the 2 Day Diet Japan Linghzi Slimming Formula, contains the potentially dangerous ingredient sibutramine. The supplement is supposed to keep your body from digesting fat once you’ve consumed it. It is also intended to speed up your metabolism and suppress your appetite. But sibutramine is a stimulant, similar to amphetamines and is associated with causing heart attacks, strokes and even death. The 2 Day Diet is a Japanese diet pill that contains an ingredient list that the FDA has warned against because of the product’s potential to cause serious side effects. Heart palpitations, irregular heart beats, dizziness, and other more serious symptoms have been linked to the drug, sibutramine. Common Misspellings: 2-Day Diet, Two Day Diet, Two-Day Diet, Two –Day Japanese Diet, 2 Day Japanese Diet, Too Day Diet, Today Diet